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TT Style Carbide Inserts - Grade TNC

TT Style Carbide Inserts - Grade TNC

TT Style Carbide Inserts: TNC coated grade C5/C6 carbide for cutting steel.
For indexable lathe turning tool holders.
Inserts have positive rake and chipbreaker groove.

These are the only inserts that may be used in our series TTUS- or TTIM- indexable turning tools.
The 3/8" shank holders use TT-221 or TT-222.
Other sizes use TT-321, TT-322, or TT-323.

Made in the USA.

The I.C. dimension is the diameter of a circle that could be drawn within a triangular insert, touching the midpoint of each side.
Quantity Price Model Description I.C. Radius Thickness Hole Diameter

$3.95 CI-TT-221-TNC
TT-221 Grade TNC (TiN Coated) Carbide Insert, 1069-2900 1/4" .015" 1/8" .09"

$3.95 CI-TT-222-TNC
TT-222 Grade TNC (TiN Coated) Carbide Insert, 1069-2905 1/4" .032" 1/8" .09"

$4.45 CI-TT-321-TNC
TT-321 Grade TNC (TiN Coated) Carbide Insert, 1069-2910 3/8" .015" 1/8" .15"

$4.45 CI-TT-322-TNC
TT-322 Grade TNC (TiN Coated) Carbide Insert, 1069-2915 3/8" .032" 1/8" .15"

$4.45 CI-TT-323-TNC
TT-323 Grade TNC (TiN Coated) Carbide Insert, 1069-2920 3/8" .046" 1/8" .15"